28017480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:223

約数の個数: 128

約数和(自身を含む): 88905600

約数和(自身を除く): 60888120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 83, 87, 97, 116, 120, 145, 166, 174, 194, 232, 249, 290, 291, 332, 348, 388, 415, 435, 485, 498, 580, 582, 664, 696, 776, 830, 870, 970, 996, 1160, 1164, 1245, 1455, 1660, 1740, 1940, 1992, 2328, 2407, 2490, 2813, 2910, 3320, 3480, 3880, 4814, 4980, 5626, 5820, 7221, 8051, 8439, 9628, 9960, 11252, 11640, 12035, 14065, 14442, 16102, 16878, 19256, 22504, 24070, 24153, 28130, 28884, 32204, 33756, 36105, 40255, 42195, 48140, 48306, 56260, 57768, 64408, 67512, 72210, 80510, 84390, 96280, 96612, 112520, 120765, 144420, 161020, 168780, 193224, 233479, 241530, 288840, 322040, 337560, 466958, 483060, 700437, 933916, 966120, 1167395, 1400874, 1867832, 2334790, 2801748, 3502185, 4669580, 5603496, 7004370, 9339160, 14008740, 28017480]

約数ペア:

[(1, 28017480), (2, 14008740), (3, 9339160), (4, 7004370), (5, 5603496), (6, 4669580), (8, 3502185), (10, 2801748), (12, 2334790), (15, 1867832), (20, 1400874), (24, 1167395), (29, 966120), (30, 933916), (40, 700437), (58, 483060), (60, 466958), (83, 337560), (87, 322040), (97, 288840), (116, 241530), (120, 233479), (145, 193224), (166, 168780), (174, 161020), (194, 144420), (232, 120765), (249, 112520), (290, 96612), (291, 96280), (332, 84390), (348, 80510), (388, 72210), (415, 67512), (435, 64408), (485, 57768), (498, 56260), (580, 48306), (582, 48140), (664, 42195), (696, 40255), (776, 36105), (830, 33756), (870, 32204), (970, 28884), (996, 28130), (1160, 24153), (1164, 24070), (1245, 22504), (1455, 19256), (1660, 16878), (1740, 16102), (1940, 14442), (1992, 14065), (2328, 12035), (2407, 11640), (2490, 11252), (2813, 9960), (2910, 9628), (3320, 8439), (3480, 8051), (3880, 7221), (4814, 5820), (4980, 5626)]